
/**
 * Created by LJY on 2017/3/11.
 */
public class ex {
    public static void main(String[] args) {
        int x=100;
        int y=100;
        Integer wx=x;
        Integer wy=y;
        System.out.println(x==y);
        System.out.println(wx==wy);
        System.out.println(x==wx);
        System.out.println(wx.equals(x));
        String[] strs=new String[5];
        System.out.println(strs);
    }
}
